x86: signal: cosmetic unification of NR_restart_syscall

Impact: cleanup

Add #ifdef directive to unify NR_restart_syscall.

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 6 insertions, 0 deletions

diff --git a/arch/x86/kernel/signal_32.c b/arch/x86/kernel/signal_32.c
index 6f3b9a9cc123..a0efc1b3c4c9 100644
--- a/arch/x86/kernel/signal_32.c
+++ b/arch/x86/kernel/signal_32.c
@@ -628,7 +628,13 @@ handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
         return 0;
 }
 
+#ifdef CONFIG_X86_32
 #define NR_restart_syscall      __NR_restart_syscall
+#else /* !CONFIG_X86_32 */
+#define NR_restart_syscall      \
+        test_thread_flag(TIF_IA32) ? __NR_ia32_restart_syscall : __NR_restart_syscall
+#endif /* CONFIG_X86_32 */
+
 /*
  * Note that 'init' is a special process: it doesn't get signals it doesn't
  * want to handle. Thus you cannot kill init even with a SIGKILL even by